<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=us-ascii"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin-top:0cm;
margin-right:0cm;
margin-bottom:10.0pt;
margin-left:0cm;
line-height:115%;
font-size:11.0pt;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.StileMessaggioDiPostaElettronica17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 2.0cm 2.0cm 2.0cm;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=IT link=blue vlink=purple><div class=WordSection1><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>Hello to the forum!<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>I’m recording a 1080i25 video signal with one stereo audio tracks. <o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>I need to create a CBR MPEG transport stream with one h.264 25fps video track and one MPEG-Audio stereo audio track.<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>I’m was able to create required audio e video track with constant bit rate and mux them into a transport stream, but checking the file with MediaInfo (see the attached file)…<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>1 – the reported overall bitrate of the file results Variable Bit Rate even if the two muxed streams are CBR as required<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>2 – in the video stream properties I read “Frame rate mode: Variabile” instead 25 frames per second as set in the codec contest <o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>Can someone help me?<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal'><span lang=EN-US>Thanks in advance<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>